An efficient communication tool: Our wireless doorbell paging system enhances your guest service. Ideal for busy environments like restaurants, hotels, bars, and cafes, this system ensures your staff can respond to guest needs promptly and avoid delays. Easy to install and operate: This wireless system is easy to set up, requiring no complex wiring, making it ideal for any service area. The intuitive interface on the display receiver makes operation even more convenient. Versatile: Whether you manage a hotel lobby or a bustling cafe, this paging system improves your service efficiency. The powerful wireless signal provides wide coverage, ensuring every call is answered. Durable and reliable: Designed to withstand the rigors of commercial environments, our doorbell paging system is durable and reliable, minimizing downtime and maintenance costs. Operating frequency: 433.92 MHz Volume adjustment: 16 levels Call log: 15 queued records Registered capacity: 166 Scene switching: 3 selectable scenes Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. Voltage: AC100-240V Color: Black Material: plastic Package Contents: 1 * Doorbell Host 3 * Pager